55B-11-PO-111CA 35A-AAA-DDAJ-1KD 35A-ACA-DDAA-1BA 111B-611JB 55B-12-PI-121CA CAAA 58CCAVAC70IN411SB-C 35A-ACA-DDBA-1BA 45A-SC2-DDFJ-4KD 411A-D0A-DM-24VDC DNG1 DC24V 52A-11-D0A DN2055B-14-PZ-501BA 24VDC 6311D351-PM-501DA-24VDC DN12 6321D351-PM-501DAN20 MVA3B-A-211-PM-XX1JB 35A-ACA-DDFA-1BA 41A-D0A-DM-DDAA-1BA DMB-DDAA-1BA 45A-LAA-DFFJ-3KD 45A-AC1-DDN-1BA 45A-FA2-DABA-2CM 111B-501-BAAA 45A-FA2-DABA-2CM PPC5C-ABA-AG AB-BBD-IB 2252B-1210AAA 225B-121CAAA 225B-121BAA 111B-511JB 116B-121JB 58DJA 250B-501JA 161B-501JB A DC24 DMB-DDAA-1BA 24V 166B-611JB 811-PM-591BA-155 811C-PM-591BA-155 421A-D0A-DM-DXXA-EBA DMB-DJBA-1BA 461A-D0A-DM-DJBJ 55B-12-PI-121JA 56CJA 161B-611JD 35A-ACA-DABA-1BA 111B-871JB 111B-611JB 111B-611JB 35A-SLL-0GAA-EDA 117B-121JD 161B-501JB 3SA-AAA-DABA-1BA 45A-AC1-DDNA-1BA 111B-501-BAAA 34B-ABA-GDFA-1KV 111B-G115M 52A-11-AOB-GEMO-1KJ 116B-611JB VL18-3F3740 111B-611JM 111B-611JM 35A-ACA-DDFA-1BA 161B-611JD 45A-SC2-DAAJ-1KF 45A-AA1-DDAJ-1KJ 411A-D0A-DM-DDAJ-1JB 52A-11-C0A-DM-DDAJ-1JM 161B-501JB MOD2232 DC 24V 166B-611JA DMB-DDAA-1BA 111B-511JB 35A-ACA-DDFA-1BA 35A-ACA-DBFA-1BAB-30LR PME-691DABE 166B-611JM CS-10-AS2 CS-10-VS2 35A-ACA-DBAA-EBA 714C-12-PI-124BA M 35A-AAA-DABA-1BA 45A-BC1-DDFA-1BA-CLSF 55B-14-PI-611JJ 411A-D0A-DM-DDFJ-1KJ 35A-AAB-DDAA-1BA 111B-6115M 130B-111JA 130B-112JA 130B-292JA 130B-612JA 916B-PM-611JB+PME-611JB 24VDC 45A-AA1-DDFJ-1JB 24VDC PID124BAAA 44B-ABA-GDFA-1KA 44C-ABA-GDFA-1KJ 58D-74G-501JA 914B-PM-121JD 411A-B0A-BM-DDFZ-EKZ 6211C-000-PM-111DA 116B-6111B 116B-611JB PN1.0 DN15 35A-B00-DABJ-1FM 92B-AAB-HAD-DM-DDAP-1DN PPC5B-ACB-AGAA-CAA-10 PPC5C-ABC-EGBA-CAA-AD 35A-SCC-DDAJ-1KA VD-1BA 811C-PM-501CA-152 M 6531B-311-PM-611DA PME-611DABE 35A-AAA-DAAA-1CA 35A-ACA-DABA-1BA 45A-AA1-DACC-1BA? 电磁阀从原理上分为三大类 ( 即：直动式、分步直动式、先导式 ) ，而从阀瓣结构和材料上的不同与原理上的区别又分为六个分支小类 ( 直动膜片结构、分步膜片结构、先导式膜片结构、直动活塞结构、分步活塞结构、先导活塞结构 ) 。 直动式电磁阀： 原理：通电时，电磁线圈产生电磁力把关闭件从阀座上提起，阀门打开；断电时，电磁力消失，弹簧把关闭件压在阀座上，阀门关闭。特点：在真空、负压、零压时能正常工作，但通径一般不超过 25mm 。 分布直动式电磁阀：